/**
    \file escape.h
    \brief Scan the abstract tree and mark the escape variable
    
    As the semant routine need to know if a variable is escape at the time
    semant routine neet is, Esc_findEscape functinon must be called before
    semant.
*/

#ifndef __ESCAPE_H__
#define __ESPACE_H__
#include "absyn.h"

/** find out if the var in the abstract tree is escape
    @param exp the root exp of the syntax tree
*/
void     Esc_findEscape(A_exp exp);

#endif
